stk-code_catmod/data/shaders/degraded_ibl.frag

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uniform sampler2D ntex;
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#ifdef GL_ES
layout (location = 0) out vec4 Diff;
layout (location = 1) out vec4 Spec;
#else
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out vec4 Diff;
out vec4 Spec;
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#endif
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#stk_include "utils/decodeNormal.frag"
#stk_include "utils/getPosFromUVDepth.frag"
#stk_include "utils/DiffuseIBL.frag"
#stk_include "utils/SpecularIBL.frag"
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void main(void)
{
vec2 uv = gl_FragCoord.xy / screen;
vec3 normal = normalize(DecodeNormal(2. * texture(ntex, uv).xy - 1.));
Diff = vec4(0.25 * DiffuseIBL(normal), 1.);
Spec = vec4(0., 0., 0., 1.);
}